#!/bin/bash

echo "==============================================="
echo "🔍 Docker Buildx 环境验证脚本"
echo "==============================================="

# 检查Docker版本
echo "📋 Docker版本:"
docker --version

# 检查Buildx版本
echo ""
echo "📋 Docker Buildx版本:"
docker buildx version

# 检查当前构建器
echo ""
echo "📋 当前构建器列表:"
docker buildx ls

# 检查是否存在jenkins-builder
echo ""
echo "📋 检查jenkins-builder构建器:"
if docker buildx inspect jenkins-builder >/dev/null 2>&1; then
    echo "✅ jenkins-builder 构建器已存在"
    docker buildx inspect jenkins-builder
else
    echo "❌ jenkins-builder 构建器不存在，将创建新的"
    docker buildx create --name jenkins-builder --use --bootstrap
    echo "✅ jenkins-builder 构建器创建完成"
fi

# 检查BuildKit功能
echo ""
echo "📋 测试Buildx功能:"
echo "FROM alpine:latest" > /tmp/test.dockerfile
echo "RUN echo 'Hello BuildKit!'" >> /tmp/test.dockerfile

if docker buildx build -f /tmp/test.dockerfile -t buildx-test . >/dev/null 2>&1; then
    echo "✅ Buildx构建测试成功"
    docker rmi buildx-test >/dev/null 2>&1
else
    echo "❌ Buildx构建测试失败"
fi

# 清理测试文件
rm -f /tmp/test.dockerfile

# 检查缓存目录
echo ""
echo "📋 缓存目录状态:"
if [ -d "/tmp/.buildx-cache" ]; then
    cache_size=$(du -sh /tmp/.buildx-cache 2>/dev/null | cut -f1)
    echo "✅ 缓存目录存在，大小: $cache_size"
else
    echo "📁 缓存目录不存在（正常，首次构建会创建）"
fi

echo ""
echo "==============================================="
echo "✅ Docker Buildx 环境验证完成"
echo "==============================================="